Coccyx Cushion Foam 18 x16 x4 Black 3 Wheel Rollators Pump * The Flowtron HydrovenTM Shoe Inserts and Insoles Pump * The Flowtron HydrovenTM intermittent pneumatic compression (IPC) system provides clinically effective non invasive dynamic compression to the limbs to treat a wide variety of vascular and lymphatic conditions including 1) venous ulceration 2) dependent and traumatic edema and 3) chronic venous insufficiency * Can be used with Hydroven Inserts * Easy tubing connection for simple set up * The Flowtron Hydroven 3 System has been ergonomically designed for efficient use in many different situations from the clinic to the home * The controls indicators and connectors are simple to use and can be accessed with ease * Power: 110 120V AC 60Hz * Size: 10 & profound hearing loss 75 Up Charge) * Relieves pressure at the sacral area while offering patient s comfort and even distribution of weight throughout the cushion * Medium density fire retardant foam is covered in either a poly cotton in your choice of black navy or gray medical grade vinyl Black * 18 W x 16 D x 4 * Custom sizes available * Optional solid seat inserts available ($8